Inventor · Xiaoyao, CN

Chi Hang Lee

18Patents
4h-index
11Co-inventors
57Inventor score

Filing activity: Oct 3, 1980 → May 1, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US4336273A Vegetable and fruit preservation process Human Necessities 27 Expired
US9647218B2 Organic electroluminescent materials and devices Electricity 5 Active
US9882151B2 Organic electroluminescent materials and devices Electricity 4 Active
US9537106B2 Organic electroluminescent materials and devices Electricity 4 Active
US9324949B2 Organic electroluminescent materials and devices Electricity 3 Active
US9190623B2 Organic electroluminescent materials and devices Electricity 3 Active
US10566546B2 Organic electroluminescent materials and devices Electricity 2 Active
US9978956B2 Organic electroluminescent materials and devices Electricity 2 Active
US9548459B2 Organic materials for organic light emitting devices Electricity 1 Active
US9054323B2 Secondary hole transporting layer with diarylamino-phenyl-carbazole compounds Electricity 1 Active
US10418568B2 Organic electroluminescent materials and devices Emerging Cross-Sectional Technologies 1 Active
US10468609B2 Organic electroluminescent materials and devices Electricity 1 Active
US10418569B2 Organic electroluminescent materials and devices Electricity 1 Active
US10033004B2 Organic electroluminescent materials and devices Electricity 1 Active
US10236458B2 Organic electroluminescent materials and devices Electricity 0 Active
US10991895B2 Organic electroluminescent materials and devices Electricity 0 Active
US9741941B2 Organic electroluminescent materials and devices Electricity 0 Active
US10608185B2 Organic electroluminescent materials and devices Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.